Does not remove padding from the last element in a column

assets/css/src/newsletter_editor/contentBlocks/base.styl

@@ -26,10 +26,6 @@ $block-text-line-height = $text-line-height
   &.mailpoet_highlight > .mailpoet_block_highlight
     border: 1px dashed $block-hover-highlight-color
 
-
-.mailpoet_block:last-child
-  margin-bottom: 0
-
 .mailpoet_content
   position: relative
   line-height: $block-text-line-height

lib/Newsletter/Renderer/Columns/Renderer.php

@@ -11,7 +11,6 @@ class Renderer {
       $this->getOneColumnTemplate($styles, $class) :
       $this->getMultipleColumnsTemplate($styles, $width, $alignment, $class);
     $result = array_map(function($content) use ($template) {
-      $content = Renderer::removePaddingFromLastElement($content);
       return $template['content_start'] . $content . $template['content_end'];
     }, $columns_data);
     $result = implode('', $result);
@@ -79,10 +78,6 @@ class Renderer {
     return $template;
   }
 
-  function removePaddingFromLastElement($element) {
-    return preg_replace('/mailpoet_padded_bottom(?!.*mailpoet_padded_bottom)/ism', '', $element);
-  }
-
   function getBackgroundColor($styles) {
     if(!isset($styles['backgroundColor'])) return false;
     $background_color = $styles['backgroundColor'];

tests/unit/Newsletter/RendererTest.php

@@ -113,26 +113,6 @@ class RendererTest extends \MailPoetTest {
     expect($rendered_column_content)->equals($column_content);
   }
 
-  function testItRemovesPaddingFromLastColumnElement() {
-    $column_content = array('
-      <tr><td class="mailpoet_padded_bottom"></td></tr>
-      <tr><td class="mailpoet_padded_bottom"></td></tr>
-      <tr><td class="mailpoet_padded_bottom"></td></tr>
-      <tr><td class="mailpoet_padded_bottom"></td></tr>'
-    );
-    $column_styles = array(
-      'block' => array(
-        'backgroundColor' => "#999999"
-      )
-    );
-    $rendered_column_content = $this->column_renderer->render(
-      $column_styles,
-      count($column_content),
-      $column_content
-    );
-    expect(substr_count($rendered_column_content, 'mailpoet_padded'))->equals(3);
-  }
-
   function testItRendersHeader() {
     $newsletter = $this->newsletter['body'];
     $template = $newsletter['content']['blocks'][0]['blocks'][0]['blocks'][0];
@@ -144,7 +124,6 @@ class RendererTest extends \MailPoetTest {
     expect($DOM('td', 0)->attr('style'))->notEmpty();
   }
 
-
   function testItRendersImage() {
     $newsletter = $this->newsletter['body'];
     $template = $newsletter['content']['blocks'][0]['blocks'][0]['blocks'][1];